<!--
 * @Author: Li Zengkun
 * @Date: 2022-09-05 21:45:32
 * @LastEditors: Li Zengkun
 * @LastEditTime: 2022-09-05 22:00:14
 * @Description: 
-->
<template>
  <a-breadcrumb>
    <a-breadcrumb-item>Vue 3 笔记</a-breadcrumb-item>
    <a-breadcrumb-item>WangEditor</a-breadcrumb-item>
  </a-breadcrumb>
  <div class="artical-content">
    <div style="border: 1px solid #ccc">
      <Toolbar
        style="border-bottom: 1px solid #ccc"
        :editor="editorRef"
        :defaultConfig="toolbarConfig"
        :mode="mode"
      />
      <Editor
        style="height: 500px; overflow-y: hidden"
        v-model="valueHtml"
        :defaultConfig="editorConfig"
        :mode="mode"
        @onCreated="handleCreated"
      />
    </div>
  </div>
  
  <div class="artical-content" style="margin-top:20px">
      {{valueHtml}}
  </div>
</template>

<script setup>
import "@wangeditor/editor/dist/css/style.css"; // 引入 css

import { onBeforeUnmount, ref, shallowRef, onMounted } from "vue";
import { Editor, Toolbar } from "@wangeditor/editor-for-vue";

// 编辑器实例，必须用 shallowRef
const editorRef = shallowRef();

// 内容 HTML
const valueHtml = ref("<p>hello</p>");

// 模拟 ajax 异步获取内容
onMounted(() => {
  setTimeout(() => {
    valueHtml.value = "<p>模拟 Ajax 异步设置内容</p>";
  }, 1500);
});

const toolbarConfig = {};
const editorConfig = {
     placeholder: "请输入内容..." ,
     MENU_CONF: {},
};
editorConfig.MENU_CONF['codeSelectLang'] = {
    // 代码语言
    codeLangs: [
        { text: 'CSS', value: 'css' },
        { text: 'HTML', value: 'html' },
        { text: 'XML', value: 'xml' },
        { text: 'javascript', value: 'javascript' },
        // 其他
    ]
}

// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
  const editor = editorRef.value;
  if (editor == null) return;
  editor.destroy();
});

const handleCreated = (editor) => {
  editorRef.value = editor; // 记录 editor 实例，重要！
};
</script>

<style lang="less" scoped></style>
